The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 27, 2000
Filed:
Jun. 26, 1997
Applicant:
Inventor:
Bernard Bancal, Luynes, FR;
Assignee:
Pixtech S.A., Rousset, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G09G / ;
U.S. Cl.
CPC ...
345 75 ; 345 74 ; 3151693 ;
Abstract
The present invention relates to a method for regenerating microtips of a flat display screen including a cathode with electronic emission microtips associated with a grid for extracting electrons emitted by the microtips, wherein the microtips are made to emit under a current density which is substantially higher than a nominal operating current density and for a duration which is substantially higher than a nominal operating addressing duration.